Viterbo in December
5.8out of 10
Possible, with caveats
Cool: highs only around 10°C. Frequent rain: about 10 rainy days.
10°CAvg high
4°CAvg low
10Rainy days (86 mm)
8:54 hDaylight
07:41Sunrise · 16:35 Sunset
Why this score
- Cool: highs only around 10°C
- Frequent rain: about 10 rainy days
- Rain varies a lot between years (±4.8 days)
What to wear and pack
- A warm jacket
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in December varies a lot between years (±4.8 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 10°C | 3°C | 61 mm | 8 | – | – | 6.0 |
| February | 11°C | 3°C | 69 mm | 9 | – | – | 6.1 |
| March | 14°C | 5°C | 74 mm | 9 | – | – | 6.6 |
| April | 17°C | 8°C | 76 mm | 11 | – | – | 6.8 |
| May | 22°C | 12°C | 63 mm | 9 | – | – | 7.8 |
| June | 26°C | 16°C | 45 mm | 7 | – | – | 8.1 |
| July | 30°C | 19°C | 28 mm | 5 | – | – | 8.3 |
| August | 30°C | 19°C | 33 mm | 6 | – | – | 8.0 |
| September | 25°C | 15°C | 84 mm | 9 | – | – | 7.8 |
| October | 20°C | 12°C | 114 mm | 11 | – | – | 7.2 |
| November | 14°C | 8°C | 127 mm | 12 | – | – | 6.0 |
| December | 10°C | 4°C | 86 mm | 10 | – | – | 5.8 |
Frequently asked questions
How hot is Viterbo in December?
Daytime highs average 10°C and nights about 4°C.
When is the best time to visit Viterbo?
The best months are July, June, August, May.